My Jeep had been sitting in the garage for maybe a week. So I decided to start it up one day, and was greeted with a new chime, and the dreaded Check Engine Light.
I ran my diagnostics through the Bully Dog, and the result was surprising – it returned codes for P0113 – Intake Air Temperature Sensor Circuit High, and P0480 – Fan 1 Control Circuit.
I forced the fan on via the Bully Dog, and nada. As a friend of mine recently replaced his fan assembly, I figured I was also looking at a $120 bill and 10 minutes of work. Well I was wrong. He has the 3.8l. The new fan (OEM replacement) is a whopping $500 and very hard to find in stock.
With my wedding approaching (and the Jeep playing a key role in it) I was desperate to find out what was happening.
Continue reading Advisory: Failing Radiator Fans in Jeep JKs